/*
* Copyright (c) 2009, 2010, 2011, 2012, B3log Team
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.b3log.solo.util;
import java.io.StringReader;
import java.io.StringWriter;
import org.b3log.latke.util.Strings;
import org.tautua.markdownpapers.Markdown;
/**
* <a href="http://en.wikipedia.org/wiki/Markdown">Markdown</a> utilities.
*
* <p>Uses the <a href="http://markdown.tautua.org/">MarkdownPapers</a> as the converter.</p>
*
* @author <a href="mailto:DL88250@gmail.com">Liang Ding</a>
* @version 1.0.0.0, Apr 28, 2012
* @since 0.4.5
*/
public final class Markdowns {
/**
* Converts the specified markdown text to HTML.
*
* @param markdownText the specified markdown text
* @return converted HTML, returns {@code null} if the specified markdown text is "" or {@code null}
* @throws Exception exception
*/
public static String toHTML(final String markdownText) throws Exception {
if (Strings.isEmptyOrNull(markdownText)) {
return null;
}
final StringWriter writer = new StringWriter();
final Markdown markdown = new Markdown();
markdown.transform(new StringReader(markdownText), writer);
return writer.toString();
}
/**
* Private constructor.
*/
private Markdowns() {
}
}